tree 62ead13af6af8dba9426277a2cfced9bc5b48d4f
parent 987fd49b894ec964231dfc5b6bbb2bc12e2b56b5
author Balaji T K <balajitk@ti.com> 1392821800 +0530
committer Chris Ball <chris@printf.net> 1393951487 -0500

regulator: add pbias regulator support

pbias register controls internal power supply to sd card i/o pads
in most OMAPs (OMAP2-5, DRA7).
Control bits for selecting voltage level and
enabling/disabling are in the same PBIAS register.

Signed-off-by: Balaji T K <balajitk@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Mark Brown <broonie@linaro.org>
Tested-by: Florian Vaussard <florian.vaussard@epfl.ch>
Tested-by: Stefan Roese <sr@denx.de>
Signed-off-by: Chris Ball <chris@printf.net>